Potential and Kinetic Energy

Front

Kinetic energy is _____ proportional to the _____ of velocity.

Back

directly proportional to the square of velocity.

Front

A bicyclist pedaling is a type of...

Back

kinetic energy.

Front

Potential energy is _____ proportional to the _____ of an object.

Back

directly proportional to the height of an object.

Front

Determine the kinetic energy of an 80 kg skydiver falling at a terminal speed of 55 m/s.

Back

121,000 J.

Front

A bowling ball rolling down the alley is a type of...

Back

kinetic energy.

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv², where m is mass and v is velocity.

Front

What is potential energy?

Back

The energy stored in an object due to its position or height.

Front

What factors affect potential energy?

Back

Mass and height of the object.

Front

What is the relationship between mass and kinetic energy?

Back

Kinetic energy increases with an increase in mass.

Front

What happens to kinetic energy if velocity is doubled?

Back

Kinetic energy increases by a factor of four.